3” Car HUD Head-Up Display Colorful Dashboard Projector Speed Warning System with OBDII/EUOBD Interface Vehicle Speed MPH/KPM Car Electrical Supplies GPS Heads Up Display for Cars

About this item –HIGH DEFINITION DISPLAY: You can choose manually adjust to your desired brightness, and it also will automatically reach the best state while you are driving. The use of nanotechnology to eliminate unwanted reflections and can make display information more sharper. –RICH DISPLAY CONTENTS: It includes speed, engine speed, water temperature, and battery voltage. The unit of data can switch freely between ℃-degree centigrade and ℉ -Fahrenheit, MPH-Mile per hour and KM/H-kilometer per hour. –SAY GOODBYE TO ACCIDENTS: The head up display is designed to display the car dashboard information at driver’s front sight to avoid breaking traffic rules due to reading dashboard. The auto power on and off design means HUD works on while the car runs, and it will stop the service while your car powered off. –FRIENDLY REMINDER: It will flicker and alarm when the vehicle exceeds the speed limit set up in advance. It also will remind you for high water temperature alarm and low voltage alarm. It can be applied for cars in line with OBD II or EUOBD (onboard automatic diagnostic system). –GUARANTEE: If you are not satisfied with our product received, you can apply for unconditional return and refund within 180 days. In terms of any problem of this product, you can send emails to us at any time. We will reply you as soon.